baber/WOPTO huggingface dataset:
Patent ES-2564396-B1 (ES)
Title: Actuador de cristal líquido dispersado en elastómero
Inventor: VERDEJO MARQUEZ RAQUEL
IPC: H01L41/193
Filed: 2014-08-22
Granted: 2016-12-30
Abstract: Actuador de cristal líquido dispersado en elastómero.#La presente invención se refiere a un material que comprende un cristal líquido tipo termotrópico dispersado en forma de gotas en una matriz elastomérica y sus procedimientos de obtención. Además, la presente invención se refiere a un actuador de elastómero dieléctrico que comprende el material y a sus usos para la fabricación de dispositivos robóticos, electrónicos, industriales y componentes biomédicos. Asimismo, la presente invención se refiere a un generador de elastómero dieléctrico que comprende el material y a sus usos para la fabricación de generadores de energía olamotroz o undimotriz. Por tanto, la invención se podría encuadrar en los sectores de la robótica, la electrónica, la industria y la biomedicina.
Patent ES-2644315-B1 (ES)
Title: Transmisión variable por correa trapezoidal y cilindros hidráulicos gemelos
Inventor: QUINTILLAN FARINA RUBEN
IPC: F16H61/662
Filed: 2016-03-22
Granted: 2018-09-12
Abstract: Transmisión variable por correa trapezoidal y cilindros hidráulicos gemelos.#Transmisión que permite variar la relación de giro entre un eje primario (1) y un eje secundario (2) en parado y sin movimiento circular en los ejes ni perdida de transmisión entre ambos ejes, como actuador dispone de un cilindro hidráulico principal (3) que al aumentar el volumen en su interior desplaza a la correa trapezoidal (4) en las poleas primarias (5) cuyos flancos describen una rampa, a la vez que un cilindro hidráulico gemelo (6) por el principio de vasos comunicantes hace bajar la correa trapezoidal (4) en las poleas secundarias (7).
Patent ES-2607193-B1 (ES)
Title: Autocar con habitáculo descubierto perfeccionado
Inventor: VILA RITA
IPC: B62D31/04
Filed: 2017-01-26
Granted: 2018-01-08
Abstract: Autocar con habitáculo descubierto perfeccionado, del tipo de los que incorporan un habitáculo de pasajeros con capacidad de descubrir su parte superior, que presenta en dicho habitáculo unos espacios habilitados a modo de ventanas y contiguos a los asientos de los pasajeros y dispuestos en la propia carrocería, que se caracteriza esencialmente por el hecho de que cada espacio habilitado a modo de ventanas incorpora unos vidrios móviles en dirección vertical y de proporciones ajustadas al perímetro interior de los espacios, y un mecanismo de elevación/bajada al que se encuentra vinculado el mismo vidrio y que está dispuesto en una posición adyacente al mismo espacio.
Patent HR-P20030369-B1 (HR)
Inventor: DAUCHELLE DIDIER
IPC: C23C2/40
Filed: 2003-05-09
Abstract: Postupak za nanošenje prevlake kontinuiranim uranjanjem metalne trake (1) u kadu (11) koja sadržavakupelj tekućeg metala (12), postupak u kojemu se pušta metalnu traku (1) da prolazi kontinuirano, uzaštitnoj atmosferi, kroz kućište (13) čiji donjidio (13a) je uronjen u kupelj tekućeg metala (12), da bi se s površinom navedene kupelji i donjim dijelom ovog kućišta (13) odredilo mjesto nepropusnog spajanja s tekućim metalom (14), pri čemu se metalna traka (1) savija na valjku (15) za skretanjekoji se nalazi u kupelji metala (12) i metalna traka (1), na koju je nanesena prevlaka, suši se na zraku na izlazu iz kupelji metala (12) na nivou područja izlaza (17) trake (1) iz kupelji tekućeg metala (12), odvaja se tekući metal u odnosu na površinu navedene kade u ograđenom prostoru (20) za odvajanje, pri čemu ograđeni prostor (20) koji okružuje metalnu traku (1) i ima dno (21) i dvije koncentrične stjenke (22, 23) koje između sebe tvore zatvoreni prostor (24) i one na gornjoj strani navedenog ograđenog prostora (20) omeđuju otvoreni prostor (25), pri čemu je gornji brid (22a) vanjske stjenke (22) smješten iznad površine kupelji tekućegmetala (12), a gornji brid (23a) unutarnje stjenke (23) je smještan ispod navedene površine, naznačen time, što unutarnja stjenka (23) ograđenog prostora (20) ima donji dio ljevkasto otvoren prema dnu kade (11) i gornji dio koji je paralelan s metalnom trakom (1), i traka se pozicionira pomoću sredstava (35, 36) za pozicioniranje metalne trake (1)u odnosu na gornji brid (23a) stjenke ograđenog prostora (20), rekuperiraju se čestice oksida metala i intermetalni spojevi odlijevanjem tekućeg metala iz ovog područja (17) u navedenom ograđenom prostoru (20), pri čemu je visina pada tekućeg metala(12) u ovom ograđenom prostoru određena tako da je jednaka ili da nadvisuje 50 mm, da bi se tako spriječilo uspinjanje čestica oksida metala i intermetalnih spojeva u protustruji istjecanja tekućeg metala, i navedene čestice se odvode iz ovog ograđenog prostora (20). Patent sadrži još 11 patentnih zahtjeva.
Patent JO-1509-B1 (JO)
Title: Power transfer apparatus
Inventor: KAP SOO LEE
Filed: 1987-06-22
Granted: 1989-01-25
Abstract: Sleeves (5 .6) controlling engagement of gears ( 24 . 25.24’.25’) for high and low speed, and two and four wheel drives, in an automobile , are moved axially by respective shift forks(6.9) which follow respective surfaces of a common transfer cam (10
Patent JO-1985-B1 (JO)
Title: Water desalination
Inventor: WILLIAM GRAHAM
Filed: 1997-08-27
Granted: 1997-12-15
Abstract: A desalination plant (10) is disclosed which includes a pump for pumping water at a pressure of between 50 and 65 bar to a generally cylindrical filter element(30) which includes a plurality of reverse osmosis membranes defining salt passages, immediately upstream of the filter element(30) there is a disc(40) with a plurality of holes(44) in it The disc(40) forms an obstruction which causes a pressure drop between the upstream side thereof and the downstream side, it also divides the water flow into a series of separate streams which impinge on the end of the filter element and flow into the salt passages, the water downstream of the obstruction is not only at a lower pressure that the water upstream of the obstruction but also is flowing turbulently, the disc(40) and filter element(30) are in a cylindrical casing(12) the brine which emerges from the filter element, and which is still at a substantial pressure, can be fed through a device such as a peptone wheel to recover domo of the residual energy therefrom
Patent JO-2615-B1 (JO)
Title: Benzimidazole compound
Inventor: SHUHEI MIYAZAWA
Filed: 2006-04-12
Granted: 2011-11-01
Abstract: The present invention is directed to providing a novel compound useful as a therapeutic agent or prophylactic agent for acid-related diseases, which highly inhibits gastric acid secretion, more persistently inhibits gastric acid secretion, and is appropriately physicochemically stable. A compound represented by the formula (1) where R1 and R3 is the same or different and each represent a hydrogen atom or a C1-C6 alkyl group,R2 represents a (5, 5-dimethyl-1,3-dioxan-2-yl)methoxy group or the like; R4, R5, R6 and R7 each represent a hydrogen atom, halogen atom, Cl-C6 alkyl group, Cl-C6 haloalkyl group, Cl-C6 alkoxy group or Cl-C6 haloalkoxy group, and W1 represents a single bond, methylene group or ethylene group, or a salt thereof, or a solvate of these.
Patent JO-3640-B1 (JO)
Title: Use Of Polyols To OBtaIns Stable Polymorphous Forms Of Rifaximin
Inventor: BOTTONI GIUSEPPE
IPC: A61K9/28
Filed: 2007-09-05
Granted: 2020-08-27
Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the B form. When polyols having at least two hydroxy groups are added to rifaximin powder, polmorph B is stable and remains stable in time independently from the environment humidity.
Patent KR-820001706-B1 (KR)
Title: Stripping a surface layer from an elongate metal member such as a wire or rod
Inventor: ZIEMEK GERHARD
IPC: B21C1/00
Filed: 1974-02-26
Granted: 1982-09-21
Abstract: The apparatus for surface treating a metal wire has a guide (4a, 4b,) in the form of a bushing, the material being supplied with an evaporating lubricant.  A paring device is placed not more than 6 mm behind a drawing die (9) in the direction of travel of the material, rotary cutters being provided so that the metal parings are detached at points which are at least 5 mm from the surtace of the material.  The drawing die is carried by a mounting which is adjustable relative to the paring device from autside the apparatus, the paring device being stationary.
Patent KR-790001984-B1 (KR)
Title: Method for coating glass
Inventor: DOWNEY R A
Filed: 1975-06-12
Granted: 1979-12-30
Abstract: Glass objects to be coated are heated to>=400OC and passed by a coating station at which a silane-coating gas is blown across the objects under approx. const. pressure in a hot zone on a nonoxidizing condition.  The product was useful as window glass having good properties against sunlight.  Thus, glass was heated to>=400OC and passed through a coating appts. in which a protective atom was maintained over a molten Sb bath.  The coated glass appeared brown in transmitted light and silver in reflected light.
Patent KR-800001383-B1 (KR)
Title: Process of preparing 7-( -disubstituted-acetmido)-3-substituted-3-cephem-4-carboxylic acid
Inventor: TAKASUGI HISASHI
IPC: A61K31/545
Filed: 1976-02-04
Granted: 1980-11-26
Abstract: Title compds.(I; R1 = H, halogen, hydroxy, nitro, lower alkoxy or acylamino; R2 = H, acy1; R3 = lower alkanoyloxy, lower alky1, carbamoyloxy), useful as bactericides, were prepared by reaction of 7-amino-3-substituted-3-cephem-4-carboxylic acid(II) and α,α-disubstituted acetic acid(III). Thus, acylation of 1.64 g 7-amino-3-cephem-4-carboxylic acid with 2.1 g bis(trimethylsily1)acetamide, followed by hydrolysis of the dichloroacety1 group to give I.
Patent KR-800000248-B1 (KR)
Title: Process for the preparation of substituted benzoyl ureido-diphenylethers
Inventor: SCHRAMM J
Filed: 1976-06-30
Granted: 1980-04-02
Abstract: Title compds.  (I; R = C1, F, Br, or Me), useful as insecticide, were prepd. by reacting phenoxyaniline(II) with benzoylisocyanate(III).  Thus, 2-chlorobenzoylisocyanate 5.5g was dissolved in the toluene 20ml and added to the toluene soln.  of 4-(3'-chloro-4'-cyanophenoxy)-3, 5--dichloroaniline at 80≰C.  This mixt.  was stirred for 1 hr at 60≰C, cooled, filtered, washed with toluene and petroleum ether, and then dried to give 2',3',6'-trichloro-4-cyano-4'-=DN-(N'-(O-chlorobenzoyl))-ureido=E-diphenyl ether 10 g.
Patent KR-810001781-B1 (KR)
Title: Rim-type hydroelectric machine
Inventor: MILLER H
IPC: F01D17/04
Filed: 1977-02-19
Granted: 1981-11-13
Abstract: A tube type hydraulic machine has a bladed wheel(2) rotating about a horizontal ax is and fixed blades encircling by and connecting with a rim(8) to which the rotor(9) of a surrounding electrical machine(10) is attached.  The wheel, rim and rotor form a single rotating unit supporting in the radial direction without physical contact by at least two hydrostatic centering supports and a hydrostatic damping device.
Patent KR-810000174-B1 (KR)
Title: Heat exchanger
Inventor: HEEREN H
IPC: F28D1/06
Filed: 1977-04-25
Granted: 1981-02-23
Abstract: A heat exchanger is used in cooling towers and similar installations and comprises a number of rectangular section conduits(3) spaced apart and parallel to each other.  These are used to convey the water which is to be cooled and each conduit is provided internally with rows of baffle plates(6) forming a serpentine circuit(7,8).  The air is conveyed through round section tubes(5) which pass through the conduits from side to side, being at 90≰ to the axis of each conduit.  These tubes are plain and have no external finning, but may be provided with internal baffles to produce turbulence.
Patent KR-810001019-B1 (KR)
Title: Topless-type umbrella which is folded with third-stage
Inventor: HIRAI MASAAKI
IPC: A45B25/02
Filed: 1977-06-20
Granted: 1981-08-31
Abstract: A topless type umbrella which is collapsible with three stage has rib assemblies each comprising a main rib(2), a support rib(3), an outer rib(5) and an auxiliary support rib.  Springs are provided between the outer ribs and elongated sliding parts.  Each spring forces each of sliding parts associated to slide toward the direction of sliding during the closing operation of an umbrella until ribs are folded.  By a cooperation of such springs with the elongated sliding parts, the ribs are folded automatically when the umbrella is handled to close.
Patent KR-810000427-B1 (KR)
Title: Preparation of cis-1-hydroxy-3-substituted 6,6 dimethyl-6,6a-7,8,10,10a-hexahydro-9h-dibenzo(b,d)pyran-9-ones
Inventor: WILBER R
IPC: C07D319/08
Filed: 1977-07-05
Granted: 1981-05-01
Abstract: Title compds. (I; R = C5-10 alkyl, C5-10 alkenyl, C5-8 cycloalkyl, C5-8 cycloalkenyl) were prepd. by treating resorcinols(II) with cyclic ketals(III; n = 0,1; R1 = H, alkyl) in the presence of Lewis acids.  Thus, treating II[R= Me2CH(CH2)62)6  with III(R1 = H; n = o) and SnCl4 in CH2Cl2 gave 89% (±) I.
Patent KR-830001318-B1 (KR)
Title: Cutting apparatus for strawberry's stalks
Inventor: HUJII NORIOMI
IPC: A23N15/02
Filed: 1977-10-25
Granted: 1983-07-09
Abstract: The appts. for removing calyxes from strawberry includes a water tank(1) with pairs of slender rollers(6) at least partly submerged. The rollers of each pair are driven in opposite direction so that the lower surfaces converge, and the strawberry in guided to below the rollers which contact and remove the calyxes.
Patent KR-800000701-B1 (KR)
Title: Optical system for projecting tv screen
Inventor: CHOI HAE YONG
IPC: H04N5/72
Filed: 1979-03-03
Granted: 1980-07-21
Abstract: An image projecting appts. which have a cathode ray tube producing TV image includes three mirrors and projecting lenses. TV image reproduced on a cathode ray tube is projected in a screen through a projecting lens and mirrors. The projecting lens means is disposed in front of the cathode ray tube and arranged to project the image along the optical axis onto three screen mirrors disposed in front of the cathode ray tube to receive the image from the mirrors are disposed at right angles with each other.
Patent KR-830000285-B1 (KR)
Title: 선국 동조회로를 가진 수신기
IPC: H04B1/06
Filed: 1979-09-22
Granted: 1983-02-26
Abstract: 내용 없음.
Patent KR-840000828-B1 (KR)
Title: Apparatus for controlling carburetor type internal combustion engine
Inventor: ADAGO DAKESHI
IPC: F02D41/00
Filed: 1980-02-01
Granted: 1984-06-15
Abstract: The central appts. has the air-fuel ratio of the mixt. supplied to the engine in the steady operating condition of the engine controlled on the basis of predetermined data determined from the engine speed and intake vacuum and stored previously in a memory. A three-way catalyst is used to purify engine exhaust gases, and an output signal from an O2 sensor in the exhaust system is fed back for the control of the air-fuel ratio also. The air-fuel ratio is controlled by regulating the amts. of fuel and air bypassing the carburettor and supplied to the engine, on the basis of the sensed values of intake vacuum, engine rotation speed, engine temp. and throttle valve position.
Patent KR-830002390-B1 (KR)
Title: 전도성물질의 제조방법
IPC: C03C17/245
Filed: 1980-07-31
Granted: 1983-10-25
Abstract: 내용 없음.
Patent KR-850001311-B1 (KR)
Title: Digital on video recording and playback system
Inventor: CHRISTOPHER TODD J
IPC: G11B27/30
Filed: 1980-10-13
Granted: 1985-09-12
Abstract: A video disk palyer detects field number information recorded on a sectored video disk and represents stylus location as well as correlates presently received field number information with previosly received field number data to determine whether or not the presently received data indicate the stylus to be playing back from the predicted sector of the disk and within a predicted range of radius from the center of the disk. These range and sector checks are used to reduced the probability of data errors passing undetected during playback.
Patent KR-800001631-B1 (KR)
Title: Process for the preparation of substitude phenyl acetic acid ester
Inventor: MATSUO TAKASHI
IPC: C07C69/76
Filed: 1980-11-29
Granted: 1980-12-31
Abstract: Title compds.(I; R1 = ethyl, iso-propyl; R2 = H, C1-4 alkyl, methoxy, halogen, methylene dioxy ; X = halogen; A = alkylamine, pyridine, N-alkylaniline), useful as low-toxicity insecticide. were prepd. by reaction of compd. (II) and substituted phenylacetic acid or its salts(III) in the presence of solvent, e.g., dimethylformamide, acetone, methyl isobutyl-ketone, toluene, or xylene by heating.  The quaternary ammonium salts(II) were prepd. by reaction of 3-phenoxybenzylhalide (IV) and amines at the ratio of 1.1:1 - 2:1 in the presence of solvent at room temp. and b.p. of solvent.
Patent KR-890003128-B1 (KR)
Title: Compositions for forming poly(oxazo lidone/urethane)thermosets
Inventor: DISALVO ANTHONY L
IPC: C08G59/02
Filed: 1982-10-07
Granted: 1989-08-23
Abstract: A poly (oxazolidone/urethane) thermoset compsn. comprises a polyisocyanate and a prepolymer contg. two terminal epoxy gps. and two non-terminal sec. OH gps.  The prepolymer is prepd. by reacting polyol with acid anhydride and diepoxide in a single step.  The polyol is (poly) ethylene, (poly) propylene or polyetramethylene glycol.
Patent KR-870001371-B1 (KR)
Title: Serving dish set
Inventor: DAENEN ROBERT H C M
IPC: A47G19/00
Filed: 1982-11-26
Granted: 1987-07-24
Abstract: The set of serving dishes comprises a container forming a side section and peripheral sections.  A base comprises at least one protuberance for assembling it.  Two reception pieces are mounted opposite each other on the side section and are designed to receive the assembly protuberance.  The container can be movably fixed to the base in a series of positions.
Patent KR-880000422-B1 (KR)
Title: Matrix key and data selector
Inventor: CHIN CHO-CHEOL
IPC: G06C1/00
Filed: 1983-08-13
Granted: 1988-03-22
Abstract: The invention is concerned with the method which reduces the number of required I/O terminals of microcomputer by using the data selector and combining the lock key & the matrix key.  In the method using a data selector (2), in order to distinguish four inputs and two outputs of a microcomputer (1) must be input to the data selector and one output of the data selector must be input to the microcomputer. Therefore, three input and output terminals of the microcomputer are required.  Generally speaking, to distinguish external states from n terminals of microcomputer, one terminal must be used to the output of data selector (2) and the remaining terminal must be used to distinguish the external state.
Patent KR-910008234-B1 (KR)
Inventor: PERSSON BENGT
IPC: F16L13/14
Filed: 1983-11-29
Granted: 1991-10-12
Abstract: 내용 없음.
Patent KR-920001262-B1 (KR)
Inventor: MARUTA GAUGE
IPC: G02B7/28
Filed: 1983-12-07
Granted: 1992-02-08
Abstract: 내용 없음.
Patent KR-870001400-B1 (KR)
Title: Apparatus for visualizing fluid density in fluid flow model
Inventor: HASEGAWA DOSHIYAKI
IPC: G01N15/06
Filed: 1984-01-18
Granted: 1987-07-25
Abstract: Water is adopted as the visualising medium since the flow speed of water necessary for maintaining a simularity of flow is only 1/15th that of air whilst the hydroadynamic power of water flow is about 800 times that of air flow.  The simulator icludes the visualising device(30) with a water tank(1) adapted to reproduce a field of flow with transparent cylinder (8) a simulationg a burner with source (2) providing metered supplies of water and the water containing fine uniforma air bubbles(13a-c) to the fluid spurting inlets(7a-c).
Patent KR-900006684-B1 (KR)
Title: Process for preparing exters of aryloxy phenoxy propanoic acid
Inventor: ADAWAY TIMOTHY J
IPC: C07C67/31
Filed: 1984-05-12
Granted: 1990-09-17
Abstract: Prepn. of esters of formula (I) comprises reacting a aryloxy phenate of formula (II) with excess propionate of formula BCH(CH3) COOR in an inert solvent and in presence of less than 1000 ppm (by wt.) or water. Reaction is pref. at below 35 deg. C. In the formulas, Ar= aryl; R=C1-8 alkyl or C3-6 alkoxyalkyl; B=Cl or Br. (I) are useful as herbicides. Water has been found to be major cause of side reactions and is responsible for the low conversions of starting materials in prior art processes. It is now possible to achieve 95+ % conversion and minimise side reactions, carrying out the reaction at temps. below 35 deg.C.
Patent KR-890002305-B1 (KR)
Title: Electromagnetic relay
Inventor: FUJII KUNIHISA
IPC: H01H51/06
Filed: 1984-07-06
Granted: 1989-06-28
Abstract: The realy comprises a bobbin (1) on which a winding (11) is wound, a base block (2) on which an armature (51) and contact elements (52a,52b) are mounted on an approx.  U-shaped magnetic pole piece, and a U-shaped magnetic yoke piece (4).  The long tongues (32,42) of the magnetic pole pieces and the magnetic yoke pieces are inserted into the bobbin, while the short tongues (31,41) of the magnetic pole piece and the magnetic yoke piece are inserted with a gap into the base block.  The bobbin has a central hole.  A spring type armature (5) is fixed to a base block on the bobbin. The base blocks comprises protrusions for securing a stationary contact spring.
Patent KR-900000577-B1 (KR)
Title: Elbow fitting for overflow drain
Inventor: CUSCHERA CASPER
IPC: E03C1/122
Filed: 1984-07-13
Granted: 1990-01-31
Abstract: The elbow fitting includes an inlet port having a flange extending radially outward and a packing ring impinging on the flange.  The packing ring is centered on the flange and includes a packing member.  A number of lugs extend outwardly from the flange and are adapted to engage the packing member.  A hollow tubular toroidal segment extends from the inlet to a discharge port and a post extends from the interior surface of the tubular segment outwardly toward inlet port and disposed coaxially.  The post has a distal end disposed directly adjacent to the inlet port and a thread joins a drain cover to the distal end of the post in compressive fashion.
Patent KR-890003146-B1 (KR)
Title: Manufacture of semiconductor device
Inventor: DAVATTA AKKIRA
IPC: H01L21/762
Filed: 1984-09-19
Granted: 1989-08-23
Abstract: A method of producing a complemetary semiconductor device having at least one p-type island and at least one n-type island in a dielectric isolation structure, comprises steps of; forming a first mesa portion of a signals crystalline semiconductor substrate of a first conductiveity type; covering the first mesa portion with an insulating layer; epitaxially growing a semicanductor material to form a polycrystalline semiconductor layer on the insulating layer and to form a single crystalline semiconductor layer of a second conductivity type.
Patent KR-890002295-B1 (KR)
Title: Cluth disk
Inventor: TERAMAE HIROSHI
IPC: F16D13/64
Filed: 1985-10-10
Granted: 1989-06-28
Abstract: The clutch plate (24) carrying friction layers (28) on both sides of its periphery which are clamped between a flywheel and a pressure plate is supported by an internally splined boss which can slide axially on the output side of the transmission shaft. The splines inside of the boss slope at an angle so that when the clutch is operated, the boss can tilt, and when the clutch is relaased, the boss is held parallel to the input side of the transmission shaft. The boss carries a flange and a small diameter friction ring each side of it.  One ring being between the flange and the clutch plate. The othe ring is between the flange and an outer plate.
Patent KR-890003095-B1 (KR)
Title: Cue manufacturing method
Inventor: SHIN GUK-HYON
IPC: A63D15/08
Filed: 1985-11-13
Granted: 1989-08-22
Abstract: The method comprises (a) cutting a fiber glass sheet (1) into a trapezoid form of proper size, (b) impregnating the cut piece with synthetic resin soln. (2) contg. colorants, (c) pasting a band (3) for balance on the center of the piece (1), (d) winding the piece (1) lenghtwise onto a glass fiber pipe (4), (e) heatpressing in the cue mold forms (5,6) to solidify synthetic resin, and (f) finishing both ends with surface-grinding for a final product.
Patent KR-910002083-B1 (KR)
Inventor: GRANT RICHARD J
IPC: C08L33/00
Filed: 1985-11-20
Granted: 1991-04-03
Abstract: 내용 없음.
Patent KR-920009588-B1 (KR)
Inventor: CORSETTE DOUGLAS F
IPC: F04B9/14
Filed: 1986-01-07
Granted: 1992-10-21
Abstract: 내용 없음.